CN106618959B

CN106618959B - Finger function rehabilitation instrument

Info

Publication number: CN106618959B
Application number: CN201611180708.5A
Authority: CN
Inventors: 吴银山; 郭冰华; 牛建平
Original assignee: Xiamen Daxian Technology Co ltd
Current assignee: Xiamen Daxian Technology Co ltd
Priority date: 2016-12-20
Filing date: 2016-12-20
Publication date: 2023-02-28
Anticipated expiration: 2036-12-20
Also published as: CN106618959A

Abstract

A finger function rehabilitation instrument comprises an upper shell, a bottom shell, a thumb movement mechanism, a finger movement mechanism, an elbow fixing piece, a support I, a support II, a hand fixing and supporting piece and an emergency stop button; the thumb movement mechanism is provided with 2 groups which are respectively arranged on the bottom shell and are symmetrically distributed; the finger motion mechanism is fixedly arranged on the bottom shell and is positioned between the 2 groups of thumb motion mechanisms; the bracket I is arranged on the upper shell; the elbow fixing piece is installed on the bracket I; the bracket II is arranged on the bracket I; the hand fixing and supporting piece is fixed on the bracket II by using screws; the emergency stop button is provided with 2, and is installed on the upper shell in a symmetrical distribution. The invention is provided with independent drive and motion units for 5 fingers, which is suitable for fingers with different lengths; meanwhile, the control module is used for unified control, diversification of finger rehabilitation training schemes can be achieved, and the application range is wide.

Description

Finger function rehabilitation instrument

Technical Field

The invention relates to the technical field of medical instruments, in particular to a finger function rehabilitation instrument.

Background

Brain injuries (cerebral apoplexy, cerebral palsy, cerebral trauma and brain tumor) are serious diseases threatening human health nowadays, the movement function of fingers of a patient is disabled due to hemiplegia and apoplexy, the movement of the fingers is in an abnormal mode, the joint mobility of the fingers is limited and has poor coordination, so that the muscles around the joints of the fingers are hardened and atrophied, the corresponding muscle strength is weakened or even lost, and even the patient is disabled for life. At present, physical therapies (such as acupuncture, electrical stimulation and massage) adopted for rehabilitation therapy of stroke patients are more and have certain curative effects, but the methods also have certain defects, such as serious economic burden of patients and high labor intensity of medical rehabilitation personnel, and the situation that the gaps of the medical rehabilitation personnel are serious exists, so that the requirements of the current market cannot be met, and the patients cannot be well rehabilitated and treated under the situation. There are also medications, but the treatments are single and have side effects. Therefore, it is urgently needed to develop a finger rehabilitation instrument to assist a patient to correct the abnormal motion mode of the fingers, recover the mobility of the finger joints, enhance the coordination of the movement of the finger joints and the muscle strength around the finger joints, and lay a solid foundation for the later rehabilitation and life of the patient.

Disclosure of Invention

The invention aims to provide a finger function rehabilitation instrument to assist a patient to correct abnormal motion modes of fingers, recover the mobility of finger joints, enhance the coordination of the movement of the finger joints and the muscle strength around the finger joints and lay a solid foundation for the later rehabilitation and life of the patient.

In order to achieve the purpose, the invention adopts the technical scheme that: a finger function rehabilitation instrument is characterized by comprising an upper shell (1), a bottom shell (2), a thumb movement mechanism (3), a finger movement mechanism (4), an elbow fixing piece (5), a support I (6), a support II (7), a hand fixing and supporting piece (8) and an emergency stop button (9); the thumb movement mechanism (3) is provided with 2 groups which are respectively arranged on the bottom shell (2) and are symmetrically distributed; the finger motion mechanisms (4) are fixedly arranged on the bottom shell (2) and are positioned among the 2 groups of thumb motion mechanisms (3); the bracket I (6) is arranged on the upper shell (1); the elbow fixing piece (5) is installed on the support I (6); the bracket II (7) is arranged on the bracket I (6); the hand fixing and supporting piece (8) is fixed on the bracket II (7) by using a screw; the number of the emergency stop buttons (9) is 2, and the emergency stop buttons are arranged on the upper shell (1) and are symmetrically distributed; the thumb movement mechanism (3) comprises a driving motor I (21), a motor mounting seat I (22), a driven wheel mounting seat I (23), a driven wheel mounting seat II (24), a synchronous belt I (25), a guide rail supporting seat I (26), a guide rail supporting seat II (27), a precise guide rail I (28), a sliding block I (29), a supporting seat I (210), a pressing block I (211), an extension plate (212), a mounting plate (213), a swing rod (214), a magnetic column I (215), a driven pulley group I (217) and a driven pulley group II (218); the driving motor I (21) is installed on the motor installation seat I (22); the precision guide rail I (28) is arranged on the guide rail supporting seat I (26) and the guide rail supporting seat II (27); the sliding block I (29) is arranged on the precision guide rail I (28) and can move along the precision guide rail I (28); a support I (210) is mounted on the sliding block I (29); the synchronous belt I (25) penetrates through the support I (210) and is pressed on the support I (210) by a pressing block I (211); the support I (210) can move back and forth along with the walking belt I (25); the extension plate (212) is mounted on the support I (210); the extension plate (212) is provided with a mounting plate (213); the swing rod (214) is arranged on the mounting plate (213) by using a screw (220) and a nut (216), and can swing around the screw (220); the tail part of the swing rod (214) is also provided with a magnetic column I (215); the driven pulley set I (217) is provided with 2 pulleys and is arranged on the driven pulley mounting seat I (23); 2 driven pulley groups II (218) are arranged and are mounted on the driven pulley mounting base II (24); the driven wheel mounting seat I (23), the driven wheel mounting seat II (24), the guide rail supporting seat I (26) and the guide rail supporting seat II (27) are all mounted on the bottom shell (2); and a tension wheel (219) is further arranged on the thumb movement mechanism (3) and used for adjusting the tension force of the synchronous belt I. The finger motion mechanism (4) comprises a guide rail support plate III (31), a guide rail support plate IV (32), a first finger motion mechanism (33), a second finger motion mechanism (34), a third finger motion mechanism (35) and a fourth finger motion mechanism (36); the guide rail supporting plate III (31) and the guide rail supporting plate IV (32) are both arranged on the bottom shell (2); the guide rail supporting plate III (31) and the guide rail supporting plate IV (32) are of the same structure, and 4 square holes are formed in the guide rail supporting plate III (31) and used for allowing a synchronous belt to penetrate through; the first finger motion mechanism (33), the second finger motion mechanism (34), the third finger motion mechanism (35) and the fourth finger motion mechanism (36) are identical in structure and comprise a driving motor II (41), a driving motor mounting seat II (42), a precision guide rail II (43), a sliding block II (44), a support II (45), a pressing block II (46), a motor mounting seat (47), a push rod motor (48), a magnetic column mounting seat (49), a magnetic column II (410), a driven wheel mounting seat III (411), a synchronous belt II (412) and a driven belt wheel (413); the driving motor II (41) is arranged on the driving motor mounting seat II (42); the precision guide rail II (43) is arranged on the guide rail support plate III (31) and the guide rail support plate IV (32); the sliding block II (44) is arranged on the precision guide rail II (43) and can move back and forth along the precision guide rail II (43); the support II (45) is arranged on the sliding block II (44); the push rod motor (48) is arranged on the motor mounting seat (47); the motor mounting seat (47) is mounted on the support II (45); the magnetic column mounting seat (49) is connected with the push rod motor (48) and can move up and down under the drive of the push rod motor (48); a magnetic column II (410) is arranged on the magnetic column mounting seat (49); the magnetic column II (410) can swing around the mounting screw; the driven belt wheel (413) is mounted on the driven wheel mounting seat III (411); the synchronous belt II (412) penetrates through the support II (45) and is pressed on the support II (45) by a pressing block II (46); the support II (45) can move back and forth along with the walking belt II (412).

Furthermore, the upper shell (1) is provided with 2 long grooves I (11) and 4 long grooves II (12); the long grooves I (11) are symmetrically distributed on inclined planes on two sides of the upper shell (1) and are matched with the 2 groups of thumb movement mechanisms (3); the long grooves II (12) are distributed in the middle of the upper shell (1) and are matched with the finger motion mechanism (4).

Further, the hand fixing and supporting piece (8) consists of a palm function position (52) and a wrist fixing position (51); the palm function position (52) and the wrist fixing position (51) form an included angle.

Further, a control module is also arranged on the finger function rehabilitation instrument; the finger function rehabilitation instrument is controlled by the control module.

Furthermore, the motors used by the finger function rehabilitation instrument are all high-precision servo motors.

Furthermore, an elongated slot III (10) is formed in the support I (6) and used for adjusting and mounting the elbow fixing piece (5).

Furthermore, the bracket II (7) is provided with 3 long grooves IV (61).

The invention has the beneficial effects that: (1) The invention is provided with independent drive and motion units for 5 fingers, which is suitable for fingers with different lengths; meanwhile, the control module is used for unified control, so that diversification of finger rehabilitation training schemes can be realized, and the application range is wide; moreover, each driving unit uses a high-precision servo motor, so that the rehabilitation instrument can more accurately realize the bending and stretching actions of fingers, and can detect the bending degree of each current finger in real time. (2) the invention has simple structure and convenient manufacture; small volume, light weight and convenient carrying. (3) The invention is provided with 2 thumb movement mechanisms, thus realizing double purposes of one machine: can be simultaneously used for rehabilitation training of the fingers of the left hand and the right hand. (4) The finger movement mechanism provided by the invention uses the magnetic columns which can swing, a patient uses the strong magnetic magic tape to wear on the finger and is connected with the magnetic columns on the corresponding mechanism, the magnetic columns can swing upwards or downwards slowly when the finger rehabilitation training is carried out, the finger movement mechanism drives the finger from rigid driving to semi-flexible driving, and the finger movement mechanism is beneficial to protecting the finger of the patient. (5) The emergency stop button is arranged on the emergency stop device, and the emergency stop button can be pressed by a patient in case of emergency during the use process, so that the device stops, and the safety of the patient using the emergency stop device is further ensured. (6) The thumb movement mechanism of the invention adopts the swing rod structure, caters to the angle change of the thumb when moving, and leads the finger rehabilitation training to be carried out more smoothly. (7) When the finger function rehabilitation instrument is used, the rehabilitation training can be carried out only by calling the training scheme of the patient, the use is convenient and simple, and meanwhile, the training scheme can be adjusted in stages according to the rehabilitation condition of the patient, so that the most effective and most suitable finger function rehabilitation training is realized.

Drawings

FIG. 1 is a schematic perspective view of the present invention; FIG. 2 is a schematic perspective view of another aspect of the present invention; FIG. 3 is a schematic perspective view of the present invention with the upper shell removed; FIG. 4 is a perspective view of the thumb movement mechanism of the present invention; FIG. 5 is another angular perspective view of the thumb movement mechanism of the present invention; FIG. 6 is a perspective view of the thumb movement mechanism of the present invention from another angle; FIG. 7 is a perspective view of a first finger movement mechanism of the present invention; fig. 8 is another perspective view of the first finger movement mechanism of the present invention.

Detailed Description

The invention will be described in detail with reference to the drawings and specific embodiments, which are provided herein for the purpose of illustrating the invention and are not to be construed as limiting the invention.

As shown in the figure: a finger function rehabilitation instrument is characterized by comprising an upper shell (1), a bottom shell (2), a thumb movement mechanism (3), a finger movement mechanism (4), an elbow fixing piece (5), a support I (6), a support II (7), a hand fixing and supporting piece (8) and an emergency stop button (9); the thumb movement mechanism (3) is provided with 2 groups which are respectively arranged on the bottom shell (2) and are symmetrically distributed; the finger motion mechanisms (4) are fixedly arranged on the bottom shell (2) and are positioned among the 2 groups of thumb motion mechanisms (3); the bracket I (6) is arranged on the upper shell (1); the elbow fixing piece (5) is installed on the bracket I (6); the bracket II (7) is arranged on the bracket I (6); the hand fixing and supporting piece (8) is fixed on the bracket II (7) by using a screw; the emergency stop buttons (9) are 2 and are arranged on the upper shell (1) in a symmetrical distribution mode.

The upper shell (1) is provided with 2 long grooves I (11) and 4 long grooves II (12); the long grooves I (11) are symmetrically distributed on inclined planes on two sides of the upper shell (1) and are matched with the 2 groups of thumb movement mechanisms (3); the long grooves II (12) are distributed in the middle of the upper shell (1) and are matched with the finger motion mechanism (4).

The thumb movement mechanism (3) comprises a driving motor I (21), a motor mounting seat I (22), a driven wheel mounting seat I (23), a driven wheel mounting seat II (24), a synchronous belt I (25), a guide rail supporting seat I (26), a guide rail supporting seat II (27), a precise guide rail I (28), a sliding block I (29), a supporting seat I (210), a pressing block I (211), an extension plate (212), a mounting plate (213), a swing rod (214), a magnetic column I (215), a driven pulley group I (217) and a driven pulley group II (218); the driving motor I (21) is installed on the motor installation seat I (22); the precision guide rail I (28) is arranged on the guide rail supporting seat I (26) and the guide rail supporting seat II (27); the sliding block I (29) is arranged on the precision guide rail I (28) and can move along the precision guide rail I (28); a support I (210) is mounted on the sliding block I (29); the synchronous belt I (25) penetrates through the support I (210) and is pressed on the support I (210) by a pressing block I (211); the support I (210) can move back and forth along with the walking belt I (25); the extension plate (212) is mounted on the support I (210); the extension plate (212) is provided with a mounting plate (213); the swing rod (214) is arranged on the mounting plate (213) by using a screw (220) and a nut (216), and can swing around the screw (220); the tail part of the swing rod (214) is also provided with a magnetic column I (215); the driven pulley set I (217) is provided with 2 pulleys and is installed on the driven pulley installation seat I (23); 2 driven pulley sets II (218) are arranged and are mounted on the driven pulley mounting base II (24); the driven wheel mounting seat I (23), the driven wheel mounting seat II (24), the guide rail supporting seat I (26) and the guide rail supporting seat II (27) are all mounted on the bottom shell (2); and a tension wheel (219) is further arranged on the thumb movement mechanism (3) and used for adjusting the tension force of the synchronous belt I.

The finger motion mechanism (4) comprises a guide rail support plate III (31), a guide rail support plate IV (32), a first finger motion mechanism (33), a second finger motion mechanism (34), a third finger motion mechanism (35) and a fourth finger motion mechanism (36); the guide rail supporting plate III (31) and the guide rail supporting plate IV (32) are both arranged on the bottom shell (2); the guide rail supporting plate III (31) and the guide rail supporting plate IV (32) are of the same structure, and 4 square holes are formed in the guide rail supporting plate III and the guide rail supporting plate IV for allowing the synchronous belts to pass through; the first finger motion mechanism (33), the second finger motion mechanism (34), the third finger motion mechanism (35) and the fourth finger motion mechanism (36) are identical in structure and comprise a driving motor II (41), a driving motor mounting seat II (42), a precision guide rail II (43), a sliding block II (44), a support II (45), a pressing block II (46), a motor mounting seat (47), a push rod motor (48), a magnetic column mounting seat (49), a magnetic column II (410), a driven wheel mounting seat III (411), a synchronous belt II (412) and a driven belt wheel (413); the driving motor II (41) is arranged on the driving motor mounting seat II (42); the precision guide rail II (43) is arranged on the guide rail supporting plate III (31) and the guide rail supporting plate IV (32); the sliding block II (44) is arranged on the precision guide rail II (43) and can move back and forth along the precision guide rail II (43); the support II (45) is arranged on the sliding block II (44); the push rod motor (48) is arranged on the motor mounting seat (47); the motor mounting seat (47) is mounted on the support II (45); the magnetic column mounting seat (49) is connected with the push rod motor (48) and can move up and down under the drive of the push rod motor (48); a magnetic column II (410) is arranged on the magnetic column mounting seat (49); the magnetic column II (410) can swing around the mounting screw; the driven belt wheel (413) is mounted on the driven wheel mounting seat III (411); the synchronous belt II (412) penetrates through the support II (45) and is pressed on the support II (45) by a pressing block II (46); the support II (45) can move back and forth along with the walking belt II (412).

The hand fixing and supporting piece (8) consists of a palm function position (52) and a wrist fixing position (51); the palm function position (52) and the wrist fixing position (51) form an included angle.

The finger function rehabilitation instrument is also provided with a control module; the finger function rehabilitation instrument is controlled by the control module.

The motors used by the finger function rehabilitation instrument are all high-precision servo motors.

An elongated slot III (10) is formed in the support I (6) and used for adjusting and mounting the elbow fixing piece (5).

And the bracket II (7) is provided with 3 long grooves IV (61).

The invention relates to a finger function rehabilitation instrument, which is used as follows: the patient's elbow is fixed respectively with magic subsides on the fixed position of elbow mounting and hand fixed support piece's wrist with the wrist, and the palm is placed on hand fixed support piece's palm function position, will have the magic subsides of strong magnetism to wear on patient's finger and glue mutually with the magnetism post on the equipment that corresponds can. Then the equipment is started and the rehabilitation scheme of the patient is called, the rehabilitation scheme is started, and the equipment can move according to the content designed by the rehabilitation scheme of the patient. (if the patient who uses the equipment for the first time needs to establish the equipment parameters suitable for the patient and then import the personal rehabilitation scheme, the equipment can automatically operate according to the scheme content, each patient only needs to establish the personal equipment parameters for the first time, and the subsequent rehabilitation training only needs to call the personal rehabilitation scheme). Starting a training scheme, and automatically driving a high-precision driving servo motor consistent with the content setting according to the scheme content setting by the equipment through a high-strength tooth-shaped synchronous belt to drive a high-precision linear guide rail set so as to drive fingers to extend and contract. The control module controls the driving servo motors corresponding to different fingers to move simultaneously, so that the finger-to-finger training items of different fingers can be realized; the control module controls the corresponding driving servo motors of different fingers to move, and drives the high-precision push rod servo motors on the corresponding finger movement mechanisms to move at the same time, so that the bending action training of various joints of the fingers in different degrees can be realized.

The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the embodiments are only used to help understanding the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the present description should not be construed as a limitation to the present invention.

Claims

1. A finger function rehabilitation instrument is characterized by comprising an upper shell (1), a bottom shell (2), a thumb movement mechanism (3), a finger movement mechanism (4), an elbow fixing piece (5), a support I (6), a support II (7), a hand fixing and supporting piece (8) and an emergency stop button (9); the thumb movement mechanism (3) is provided with 2 groups which are respectively arranged on the bottom shell (2) and are symmetrically distributed; the finger motion mechanisms (4) are fixedly arranged on the bottom shell (2) and are positioned between the 2 groups of thumb motion mechanisms (3); the bracket I (6) is arranged on the upper shell (1); the elbow fixing piece (5) is installed on the bracket I (6); the bracket II (7) is arranged on the bracket I (6); the hand fixing and supporting piece (8) is fixed on the bracket II (7) by using a screw; the number of the emergency stop buttons (9) is 2, and the emergency stop buttons are arranged on the upper shell (1) and are symmetrically distributed; the thumb movement mechanism (3) comprises a driving motor I (21), a motor mounting seat I (22), a driven wheel mounting seat I (23), a driven wheel mounting seat II (24), a synchronous belt I (25), a guide rail supporting seat I (26), a guide rail supporting seat II (27), a precise guide rail I (28), a sliding block I (29), a supporting seat I (210), a pressing block I (211), an extension plate (212), a mounting plate (213), a swing rod (214), a magnetic column I (215), a driven pulley group I (217) and a driven pulley group II (218); the driving motor I (21) is installed on the motor installation seat I (22); the precision guide rail I (28) is arranged on the guide rail supporting seat I (26) and the guide rail supporting seat II (27); the sliding block I (29) is arranged on the precision guide rail I (28) and can move along the precision guide rail I (28); a support I (210) is mounted on the sliding block I (29); the synchronous belt I (25) penetrates through the support I (210) and is pressed on the support I (210) by a pressing block I (211); the support I (210) can move back and forth along with the walking belt I (25); the extension plate (212) is mounted on the support I (210); the extension plate (212) is provided with a mounting plate (213); the swing rod (214) is arranged on the mounting plate (213) by using a screw (220) and a nut (216), and can swing around the screw (220); the tail part of the swing rod (214) is also provided with a magnetic column I (215); the driven pulley set I (217) is provided with 2 pulleys and is arranged on the driven pulley mounting seat I (23); 2 driven pulley sets II (218) are arranged and are mounted on the driven pulley mounting base II (24); the driven wheel mounting seat I (23), the driven wheel mounting seat II (24), the guide rail supporting seat I (26) and the guide rail supporting seat II (27) are all mounted on the bottom shell (2); a tension wheel (219) is further arranged on the thumb movement mechanism (3) and used for adjusting the tension force of the synchronous belt I; the finger motion mechanism (4) comprises a guide rail support plate III (31), a guide rail support plate IV (32), a first finger motion mechanism (33), a second finger motion mechanism (34), a third finger motion mechanism (35) and a fourth finger motion mechanism (36); the guide rail supporting plate III (31) and the guide rail supporting plate IV (32) are both arranged on the bottom shell (2); the guide rail supporting plate III (31) and the guide rail supporting plate IV (32) are of the same structure, and 4 square holes are formed in the guide rail supporting plate III (31) and used for allowing a synchronous belt to penetrate through; the first finger motion mechanism (33), the second finger motion mechanism (34), the third finger motion mechanism (35) and the fourth finger motion mechanism (36) are identical in structure and comprise a driving motor II (41), a driving motor mounting seat II (42), a precision guide rail II (43), a sliding block II (44), a support II (45), a pressing block II (46), a motor mounting seat (47), a push rod motor (48), a magnetic column mounting seat (49), a magnetic column II (410), a driven wheel mounting seat III (411), a synchronous belt II (412) and a driven belt wheel (413); the driving motor II (41) is arranged on the driving motor mounting seat II (42); the precision guide rail II (43) is arranged on the guide rail supporting plate III (31) and the guide rail supporting plate IV (32); the sliding block II (44) is arranged on the precision guide rail II (43) and can move back and forth along the precision guide rail II (43); the support II (45) is arranged on the sliding block II (44); the push rod motor (48) is arranged on the motor mounting seat (47); the motor mounting seat (47) is mounted on the support II (45); the magnetic column mounting seat (49) is connected with the push rod motor (48) and can move up and down under the driving of the push rod motor (48); a magnetic column II (410) is arranged on the magnetic column mounting seat (49); the magnetic column II (410) can swing around the mounting screw; the driven belt wheel (413) is mounted on the driven wheel mounting seat III (411); the synchronous belt II (412) penetrates through the support II (45) and is pressed on the support II (45) by a pressing block II (46); the support II (45) can move back and forth along with the walking belt II (412).

2. The finger function rehabilitation instrument according to claim 1, characterized in that the upper shell (1) is provided with 2 elongated slots i (11) and 4 elongated slots ii (12); the long grooves I (11) are symmetrically distributed on inclined planes on two sides of the upper shell (1) and are matched with the 2 groups of thumb movement mechanisms (3); the long grooves II (12) are distributed in the middle of the upper shell (1) and are matched with the finger movement mechanism (4).

3. The finger function rehabilitation instrument according to claim 1, characterized in that said hand fixing support (8) is composed of a palm function position (52), a wrist fixing position (51); the palm function position (52) and the wrist fixing position (51) form an included angle.

4. The finger function rehabilitation instrument according to claim 1, wherein a control module is further provided on the finger function rehabilitation instrument; the finger function rehabilitation instrument is controlled by the control module.

5. The finger function rehabilitation instrument according to claim 1, wherein the motors used by the finger function rehabilitation instrument are all high-precision servo motors.

6. The finger function rehabilitation instrument according to claim 1, characterized in that said support frame I (6) is provided with an elongated slot III (10) for adjusting and mounting said elbow fixing member (5).

7. The finger function rehabilitation instrument according to claim 1, characterized in that said support II (7) is provided with 3 elongated slots IV (61).